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Finding the Third Proportional to 17,108 and 26,480

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Solution

The third proportional to 17,108 and 26,480 is: 40,986.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,108 : 26,480 = 26,480 : x
  2. Step 2: Convert to fraction form
    17,108/26,480 = 26,480/x
  3. Step 3: Cross multiply
    17,108x = 26,480 × 26,480
  4. Step 4: Simplify right side
    17,108x = 701,190,400
  5. Step 5: Solve for x
    x = 701,190,400/17,108
  6. Step 6: Final answer
    x = 40,986.11

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.